CXCL2 and COVID-19: Similarly, several studies have reported the overexpression of chemokines in COVID-19, such as C-C motif chemokine ligands 8 and 11 (CCL8 and CCL11), and C-X-C motif chemokine ligands 2, 8, 9, and 16 (CXCL2, CXCL8, CXCL9, and CXCL16) [60,61,62,63,64].